> Ideas are always matched up with bottom-up data. >>That does not hold, I can have a myriad of ideas not grounded in reality

You are right. What I should clarify is that there is a process that always matches it up. You can have all those creative ideas, but you "know" at the same time that those are not real. You (except in some cases/pharmacologically altered) are not hallucinating like current LLMs (and some large orgs) do